Canon PIXMA MP640 Handbuch Seite 14

Check 6
Is the access point operating in IEEE802.11b or IEEE802.11g (2.4 GHz)?
• For details on how to check the operating mode of the access point, refer to the manual supplied with the access point or contact its manufacturer.
Set the access point to operate in IEEE802.11b or IEEE802.11g (2.4 GHz).
• For details on how to change the operating mode of the access point, refer to the manual supplied with the access point or contact its manufacturer.
Check 7
When establishing a connection over a wired LAN, is wired LAN enabled?
Perform setup by following the procedures in "Wired Setup" on page 41 and onward in the printed manual: Getting Started.
Check 8
When using a router, are the Ethernet cables of the printer and computer connected to the LAN side of the router?
• For details on how to check the connection, refer to the manual supplied with the router or contact its manufacturer.
If the Ethernet cable is connected to the WAN side of the router, connect it to the LAN side.
If the Ethernet cable is loose, connect it properly.
• For the connection procedure, refer to the manual supplied with the router or contact its manufacturer.
Glossary
• Firewall
A security measure to protect computers connected to the Internet and corporate networks against unauthorized external access.